How far is Knox, IN from West Lafayette, IN?
The driving distance from Knox, IN to West Lafayette, IN is about 101.8 miles (163.8 km), with a travel time of about 01h 45m by car.
- The straight-line flight distance is about 83.3 miles (134.1 km).
- For a round trip, plan for roughly 03h 31m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
Flight Distance
Driving Distance
Gas Cost Calculator
Leave and Arrive Planner
Pick a departure time to see your estimated arrival and same-day return window.
Drive time stays fixed at 01h 45m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
You are leaving earlier than the recommended window, which gives you extra margin for breaks and traffic.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Town of Indiana
Route Weather Snapshot
Check the forecast at both ends before you head out.
Isolated Showers And Thunderstorms
Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Knox and West Lafayette.
Turn-by-Turn Driving Directions
Step-by-step road directions between Knox and West Lafayette.
-
1
Start on South Grant City Road
2047 ft · 2 min · South Grant City Road
-
2
Turn left onto McCullum
1.2 mi · 2 min · McCullum
-
3
Take the ramp left
1685 ft · 41 sec
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4
Merge slight left
25 mi · 27 min
-
5
Take the exit slight right toward I 465 South, I 465 North
1463 ft · 26 sec
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6
Keep slight right to continue on I 465 North
2479 ft · 54 sec
-
7
Merge slight right
6.1 mi · 7 min
-
8
Keep slight left
1477 ft · 20 sec
-
9
Continue on I-465 WB
1.3 km · 57 sec · I-465 WB
-
10
Continue straight
10.9 mi · 13 min
-
11
Keep slight left to continue on I 865 West: Chicago
5 mi · 6 min
-
12
Merge slight left
12.3 mi · 13 min
-
13
Take the exit slight right toward US 52 West
1281 ft · 16 sec
-
14
Keep slight left
786 ft · 10 sec
-
15
Merge slight left
29.9 mi · 32 min
-
16
Take the exit slight right toward SR 26: Lafayette, Rossville
1275 ft · 29 sec
-
17
Turn left
828 ft · 24 sec
-
18
Continue on South Street
3 mi · 6 min · South Street
-
19
Turn right onto Main Street
130 m · 15 sec · Main Street
-
20
Turn slight left onto Columbia Street
1.1 mi · 4 min · Columbia Street
-
21
Enter the roundabout and take exit 2 toward East State Street
44 m · 6 sec · East State Street
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22
Exit the roundabout onto East State Street
2631 ft · 2 min · East State Street
-
23
Turn right onto Northwestern Avenue
739 ft · 28 sec · Northwestern Avenue
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24
Arrive at your destination
0 m · 1 sec · Northwestern Avenue
Car Route Details
A richer read on the saved driving route between Knox and West Lafayette.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
US 52 West
Merge slight left
29.9 mi · 00h 32m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Isolated Showers And Thunderstorms leaving Knox and Showers And Thunderstorms near West Lafayette.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Knox to West Lafayette?
The road trip is about 101.8 miles (163.8 km) and usually takes 01h 45m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
Zionsville is a useful midpoint, sitting about 49.2 miles from Knox and 52.6 miles from West Lafayette.
How much longer is the road route than the straight-line distance?
The direct path is about 83.3 miles (134.1 km), while the road route adds roughly 18.5 extra miles because roads do not follow the straight air line.
When is the best time to leave for this route?
A good departure window is usually 8:00 AM to 10:00 AM EDT. If you want a more comfortable same-day return, try to leave by 2:58 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $13.86 one way or $27.73 round trip. Estimated CO2 is about 31.9 kg one way.
What should you check before leaving?
Before you leave, expect Isolated Showers And Thunderstorms around Knox and Showers And Thunderstorms near West Lafayette.
Stop Ideas Near Zionsville
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Avon Town Hall Park
Carmel City Hall
Carmel Gazebo
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Zionsville.
Indianapolis Union Station
Crawfordsville
Crawfordsville (Bus), Indiana
Lafayette station
Flight Path Map
This map shows the direct air route between Knox and West Lafayette. Straight-line distance: 83.33 mi (134.1 km).
#1 Knox
City in Center Township, Starke County, Indiana, United States
| Population | 3,552 |
| Coordinates | 39.8231000, -85.5419200 |
| Altitude | 300 |
| Country | United States |
#2 West Lafayette
The most populous city in Tippecanoe County, Indiana.
| Population | 51,605 |
| Coordinates | 40.4258700, -86.9080700 |
| Altitude | 186 |
| Country | United States |
End: Northwestern Avenue (-86.908094, 40.425857)
Estimated Travel Time
Distance: 164 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 23m |
| 40 mph (64.37 km/h) | 02h 32m |
| 50 mph (80.47 km/h) | 02h 02m |
| 60 mph (96.56 km/h) | 01h 41m |
| 70 mph (112.65 km/h) | 01h 27m |
| 80 mph (129 km/h) | 01h 16m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.86 | $13.86 | $27.73 |
| Mid-grade | $4.46 | $15.99 | $31.99 |
| Premium | $4.99 | $17.91 | $35.81 |
| Diesel | $6.62 | $23.77 | $47.54 |
Assumes 8.3 L/100 km (about 28.3 MPG). CO2 is an estimate and varies by vehicle, fuel blend, traffic, and terrain.
Prices in Indiana · Oct 15, 2026